# MTX_LookAt

## C Specification

      #include <nitro/fx/fx_mtx43.h>

      void MTX_LookAt(
          const VecFx32*  camPos,
          const VecFx32*  camUp,
          const VecFx32*  target,
          MtxFx43*        mtx );

## Description

Sets the camera matrix to matrix `*mtx`. There is no need for *camUp to be normalized. The matrix that is set is as shown below.

## Arguments

`camPos` | Camera Position Vector Pointer
`camUp` | Camera Up Vector Pointer
`target` | Camera Focal Point Pointer
`mtx` | 4 x 3 Matrix Pointer

## Return Values

None.

## See Also

`G3_LookAt`

## Revision History

06/21/2001 First Edition